//==================================================================================================
// NetPlayCreateSession
//==================================================================================================
BOOL NetPlayCreateSession(LPSTR SessionName, DWORD MaxPlayers)
{
HRESULT Hr;
assert(g_lpDP);
assert(lpConnectionBuffer);
Hr = IDirectPlayX_InitializeConnection(g_lpDP, lpConnectionBuffer, 0);
if (Hr != DP_OK)
{
DoDPError(Hr);
return FALSE;
}
Hr = DPlayCreateSession(SessionName, MaxPlayers);
if (Hr != DP_OK)
{
DoDPError(Hr);
return FALSE;
}
return TRUE;
}
/*
* DPlayCreate
*
* Wrapper for DirectPlay Create API.
* Retrieves a DirectPlay4/DirectPlay4A interface based on the UNICODE flag
*
*/
HRESULT DPlayCreate(LPVOID lpCon)
{
HRESULT hr=E_FAIL;
// release if already exists
if (glpDP) IDirectPlayX_Release(glpDP);
glpDP=NULL;
// create a DirectPlay4(A) interface
hr = CoCreateInstance(&CLSID_DirectPlay, NULL, CLSCTX_INPROC_SERVER,
#ifdef UNICODE
&IID_IDirectPlay4, (LPVOID *) &glpDP);
#else
&IID_IDirectPlay4A, (LPVOID *) &glpDP);
#endif
if (FAILED(hr))
return (hr);
#if 1
// initialize w/address
if (lpCon)
{
hr = IDirectPlayX_InitializeConnection(glpDP, lpCon, 0);
if (FAILED(hr))
goto FAILURE;
}
return hr;
FAILURE:
IDirectPlayX_Release(glpDP);
glpDP = NULL;
#endif
return hr;
}
//====================================================================================================
// NetPlayEnumSession
//====================================================================================================
BOOL NetPlayEnumSession(LPSTR IPAdress, SESSION_DESC **SessionList, DWORD *SessionNum)
{
HRESULT hr;
#if 1
char tempBuf[1024];
DWORD tempLng = 1024;
LPDIRECTPLAYLOBBY2A lpDPL = NULL;
// Free the old connection buffer
if(lpConnectionBuffer )
{
free( lpConnectionBuffer );
lpConnectionBuffer = NULL;
}
hr = CoCreateInstance( &CLSID_DirectPlayLobby, NULL, CLSCTX_INPROC_SERVER,
&IID_IDirectPlayLobby3A, (LPVOID *) &lpDPL );
if (hr != DP_OK)
{
DoDPError(hr);
return( FALSE );
}
hr = IDirectPlayLobby_CreateAddress(lpDPL, &DPSPGUID_TCPIP, &DPAID_INet, (LPVOID)IPAdress, strlen(IPAdress), tempBuf, &tempLng);
if (hr != DP_OK)
{
DoDPError(hr);
return( FALSE );
}
if (lpDPL)
{
hr = IDirectPlayLobby_Release(lpDPL);
if (hr != DP_OK)
{
DoDPError(hr);
return( FALSE );
}
lpDPL = NULL;
}
hr = IDirectPlayX_InitializeConnection( g_lpDP, tempBuf, 0);
#else
hr = IDirectPlayX_InitializeConnection( g_lpDP, lpConnectionBuffer, 0);
#endif
if (hr != DP_OK)
{
DoDPError(hr);
return( FALSE );
}
GlobalSession = NULL;
gSessionCnt = 0;
hr = DPlayEnumSessions(0, EnumSession, NULL, 0);
*SessionList = GlobalSession;
*SessionNum = gSessionCnt;
return( TRUE );
}